<template>
    <div>
        <TypeNav />
        <div class="main">
            <div class="py-container">
                <!--bread-->
                <div class="bread">
                    <ul class="fl sui-breadcrumb">
                        <li>
                            <a>全部结果</a>
                        </li>
                    </ul>
                    <ul class="fl sui-tag">
                        <li class="with-x" v-if="searchParams.keyword">
                            {{ searchParams.keyword }}
                            <i @click="deleteKeyword">×</i>
                        </li>
                        <li class="with-x" v-if="searchParams.categoryName">
                            {{ searchParams.categoryName }}
                            <i @click="deleteCategoryName">×</i>
                        </li>
                        <li class="with-x" v-if="searchParams.trademark">
                            {{ searchParams.trademark.split(":")[1] }}
                            <i @click="deleteTrademark">×</i>
                        </li>
                        <!--这里使用v-for-->
                        <li class="with-x" v-for="(prop, index) in searchParams.props" :key="index">
                            {{ prop.split(":")[1] }}
                            <i @click="deleteAttr(prop)">×</i>
                        </li>
                    </ul>
                </div>

                <!--selector-->
                <SearchSelector @getTrademarkParams="getTrademarkParams" @getAttrParams="getAttrParams" />

                <!--details-->
                <div class="details clearfix">
                    <div class="sui-navbar">
                        <div class="navbar-inner filter">
                            <ul class="sui-nav">
                                <li
                                    :class="{ active: searchParams.order.split(':')[0] === '1' }"
                                    @click.prevent="changeOrder('1')"
                                >
                                    <a>
                                        综合
                                        <i
                                            class="iconfont"
                                            v-show="searchParams.order.split(':')[0] === '1'"
                                            :class="
                                                searchParams.order.split(':')[1] === 'asc' ? 'icon-up' : 'icon-down'
                                            "
                                        ></i>
                                    </a>
                                </li>
                                <li>
                                    <a>销量</a>
                                </li>
                                <li>
                                    <a>新品</a>
                                </li>
                                <li>
                                    <a>评价</a>
                                </li>
                                <li
                                    :class="{ active: searchParams.order.split(':')[0] === '2' }"
                                    @click.prevent="changeOrder('2')"
                                >
                                    <a>
                                        价格
                                        <i
                                            class="iconfont"
                                            v-show="searchParams.order.split(':')[0] === '2'"
                                            :class="
                                                searchParams.order.split(':')[1] === 'asc' ? 'icon-up' : 'icon-down'
                                            "
                                        ></i>
                                    </a>
                                </li>
                            </ul>
                        </div>
                    </div>
                    <div class="goods-list">
                        <ul class="yui3-g">
                            <li class="yui3-u-1-5" v-for="item in goodsList" :key="item.id">
                                <div class="list-wrap">
                                    <div class="p-img">
                                        <router-link
                                            :to="{
                                                name: 'Details',
                                                params: {
                                                    skuId: item.id,
                                                },
                                            }"
                                        >
                                            <img v-lazy="item.defaultImg" />
                                        </router-link>
                                    </div>
                                    <div class="price">
                                        <strong>
                                            <em>¥</em>
                                            <i>{{ item.price }}</i>
                                        </strong>
                                    </div>
                                    <div class="attr">
                                        <a
                                            target="_blank"
                                            href="item.html"
                                            title="促销信息，下单即赠送三个月CIBN视频会员卡！【小米电视新品4A 58 火爆预约中】"
                                        >
                                            {{ item.title }}
                                        </a>
                                    </div>
                                    <div class="commit">
                                        <i class="command">
                                            已有
                                            <span>{{ item.hotScore }}</span>
                                            人评价
                                        </i>
                                    </div>
                                    <div class="operate">
                                        <a
                                            href="success-cart.html"
                                            target="_blank"
                                            class="sui-btn btn-bordered btn-danger"
                                        >
                                            加入购物车
                                        </a>
                                        <a href="javascript:void(0);" class="sui-btn btn-bordered">收藏</a>
                                    </div>
                                </div>
                            </li>
                        </ul>
                    </div>
                    <Pagination
                        :total="goodsListInfo.total"
                        :pageSize="goodsListInfo.pageSize"
                        :pageNo="goodsListInfo.pageNo"
                        :totalPages="goodsListInfo.totalPages"
                        :changePage="changePage"
                    />
                </div>

                <!--hot-->
                <SearchHot />
            </div>
        </div>
    </div>
</template>

<script>
import SearchSelector from "@pages/Search/SearchSelector";
import { mapActions, mapGetters, mapState } from "vuex";
import SearchHot from "@pages/Search/SearchHot";

export default {
    name: "Search",
    data() {
        return {
            searchParams: {
                // 搜索关键字
                keyword: "",
                // 分类id
                category1Id: "",
                category2Id: "",
                category3Id: "",
                // 分类名字
                categoryName: "",
                // 页码
                pageNo: 1,
                // 每页显示条数
                pageSize: 100,
                // 品牌参数
                trademark: "",
                // 属性参数
                props: [],
                // 排序
                order: "1:desc",
            },
        };
    },

    components: {
        SearchSelector,
        SearchHot,
    },

    methods: {
        ...mapActions("search", ["getGoodsListInfo"]),

        // 初始化搜索参数
        initSearchParams() {
            this.searchParams = {
                ...this.searchParams,
                // 搜索关键字
                keyword: this.$route.params.searchKey,
                // 分类id
                category1Id: this.$route.query.category1Id,
                category2Id: this.$route.query.category2Id,
                category3Id: this.$route.query.category3Id,
                // 分类名字
                categoryName: this.$route.query.categoryName,
            };
        },

        // 点击品牌,接收搜索搜索参数
        getTrademarkParams(params) {
            const { tmId, tmName } = params;
            this.searchParams.trademark = tmId + ":" + tmName;
            this.getGoodsListInfo(this.searchParams);
        },

        // 点击属性,接收搜索搜索参数
        getAttrParams(params) {
            const { attrId, attrValue, attrName } = params;
            // 判断是否有重复的属性
            // const props = this.searchParams.props;
            // const newProps = [];
            // props.forEach(item => {
            //     if (newProps.indexOf(item) === -1) {
            //         newProps.push(item);
            //     }
            // });
            // this.searchParams.props = newProps;
            if (this.searchParams.props.includes(attrId + ":" + attrValue + ":" + attrName)) return;

            this.searchParams.props.push(attrId + ":" + attrValue + ":" + attrName);
            this.getGoodsListInfo(this.searchParams);
        },

        /*
         * 为什么删除params标识和query标识要重新进入路由,而不是直接调用getGoodsListInfo方法
         * 直接重新导航即可,因为是动态路由切换,组件没有重新渲染,内容都在,可以放心的重新导航
         * */
        // 删除搜索关键字标识
        deleteKeyword() {
            this.searchParams.keyword = "";
            // 删除搜索框的搜索关键字
            this.$bus.$emit("clearSearchKey");
            // 重新进入路由
            this.$router.push({
                path: "/search",
                query: this.$route.query,
            });
        },

        // 删除分类名字标识
        deleteCategoryName() {
            this.searchParams.categoryName = "";
            // 重新进入路由
            this.$router.push({
                path: "/search",
                params: this.$route.params,
            });
        },

        // 删除品牌标识
        deleteTrademark() {
            this.searchParams.trademark = "";
            this.getGoodsListInfo(this.searchParams);
        },

        // 删除属性标识
        // deleteAttr(attrId) {
        //     // 通过属性id,找到对应的属性,删除
        //     this.searchParams.props = this.searchParams.props.filter(item => {
        //         return item.split(":")[0] !== attrId;
        //     });
        //     this.getGoodsListInfo(this.searchParams);
        // },
        deleteAttr(prop) {
            // 通过对比属性,过滤掉对应的属性
            this.searchParams.props = this.searchParams.props.filter(item => {
                return item !== prop;
            });
            this.getGoodsListInfo(this.searchParams);
        },

        // 排序
        changeOrder(orderFlag) {
            // 获取原来的排序方式
            const orderFlagType = this.searchParams.order.split(":")[1];
            // 获取原来的排序方式的标识
            const oldOrderFlag = this.searchParams.order.split(":")[0];
            // 判断原来的排序方式的标识和当前点击的排序方式的标识是否一致
            if (oldOrderFlag === orderFlag) {
                // 如果一致,那么就判断原来的排序方式是升序还是降序
                if (orderFlagType === "asc") {
                    // 如果是升序,那么就改为降序
                    this.searchParams.order = orderFlag + ":desc";
                } else {
                    // 如果是降序,那么就改为升序
                    this.searchParams.order = orderFlag + ":asc";
                }
            } else {
                // 如果不一致,那么就直接改为当前点击的排序方式
                this.searchParams.order = orderFlag + ":desc";
            }
            this.getGoodsListInfo(this.searchParams);
        },

        // 切换页码
        changePage(pageNo) {
            this.searchParams.pageNo = pageNo;
            this.getGoodsListInfo(this.searchParams);
            this.searchParams.pageNo = 1; // 重置页码
        },

        // 页码显示(弃用)
        showPage(index) {
            // 超过5页,隐藏页码,只显示前3页和后3页
            return (
                this.goodsListInfo.totalPages <= 5 ||
                (this.goodsListInfo.pageNo <= 3 && index <= 5) ||
                (this.goodsListInfo.pageNo >= this.goodsListInfo.totalPages - 2 &&
                    index >= this.goodsListInfo.totalPages - 4) ||
                (index >= this.goodsListInfo.pageNo - 2 && index <= this.goodsListInfo.pageNo + 2)
            );
        },
    },
    computed: {
        ...mapState("search", ["goodsListInfo"]),
        ...mapGetters("search", ["goodsList"]),
    },
    mounted() {
        this.initSearchParams(); // 初始化搜索参数
        this.getGoodsListInfo(this.searchParams); // 获取商品列表
    },
    watch: {
        $route: {
            handler() {
                // 监听路由变化
                this.$nextTick(() => {
                    this.initSearchParams(); // 初始化搜索参数
                    this.getGoodsListInfo(this.searchParams); // 获取商品列表
                });
            },
        },
    },
};
</script>

<style lang="less" scoped>
.main {
    margin: 10px 0;

    .py-container {
        width: 1200px;
        margin: 0 auto;

        .bread {
            margin-bottom: 5px;
            overflow: hidden;

            .sui-breadcrumb {
                padding: 3px 15px;
                margin: 0;
                font-weight: 400;
                border-radius: 3px;
                float: left;

                li {
                    display: inline-block;
                    line-height: 18px;

                    a {
                        color: #666;
                        text-decoration: none;

                        &:hover {
                            color: #4cb9fc;
                        }
                    }
                }
            }

            .sui-tag {
                margin-top: -5px;
                list-style: none;
                font-size: 0;
                line-height: 0;
                padding: 5px 0 0;
                margin-bottom: 18px;
                float: left;

                .with-x {
                    font-size: 12px;
                    margin: 0 5px 5px 0;
                    display: inline-block;
                    overflow: hidden;
                    color: #000;
                    background: #f7f7f7;
                    padding: 0 7px;
                    height: 20px;
                    line-height: 20px;
                    border: 1px solid #dedede;
                    white-space: nowrap;
                    transition: color 400ms;
                    cursor: pointer;

                    i {
                        margin-left: 10px;
                        cursor: pointer;
                        font: 400 14px tahoma;
                        display: inline-block;
                        height: 100%;
                        vertical-align: middle;
                    }

                    &:hover {
                        color: #28a3ef;
                    }
                }
            }
        }

        .details {
            margin-bottom: 5px;

            .sui-navbar {
                overflow: visible;
                margin-bottom: 0;

                .filter {
                    min-height: 40px;
                    padding-right: 20px;
                    background: #fbfbfb;
                    border: 1px solid #e2e2e2;
                    padding-left: 0;
                    border-radius: 0;
                    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

                    .sui-nav {
                        position: relative;
                        left: 0;
                        display: block;
                        float: left;
                        margin: 0 10px 0 0;

                        li {
                            float: left;
                            line-height: 18px;

                            a {
                                display: block;
                                cursor: pointer;
                                padding: 11px 15px;
                                color: #777;
                                text-decoration: none;
                            }

                            &.active {
                                a {
                                    background: #e1251b;
                                    color: #fff;
                                }
                            }
                        }
                    }
                }
            }

            .goods-list {
                margin: 20px 0;

                ul {
                    display: flex;
                    flex-wrap: wrap;

                    li {
                        height: 100%;
                        width: 20%;
                        margin-top: 10px;
                        line-height: 28px;

                        .list-wrap {
                            .p-img {
                                padding-left: 15px;
                                width: 215px;
                                height: 255px;

                                a {
                                    color: #666;

                                    img {
                                        max-width: 100%;
                                        height: auto;
                                        vertical-align: middle;
                                    }
                                }
                            }

                            .price {
                                padding-left: 15px;
                                font-size: 18px;
                                color: #c81623;

                                strong {
                                    font-weight: 700;
                                }
                            }

                            .attr {
                                padding-left: 15px;
                                width: 85%;
                                overflow: hidden;
                                margin-bottom: 8px;
                                min-height: 38px;
                                cursor: pointer;
                                line-height: 1.8;
                                display: -webkit-box;
                                -webkit-box-orient: vertical;
                                -webkit-line-clamp: 2;

                                a {
                                    color: #333;
                                    text-decoration: none;
                                }
                            }

                            .commit {
                                padding-left: 15px;
                                height: 22px;
                                font-size: 13px;
                                color: #a7a7a7;

                                span {
                                    font-weight: 700;
                                    color: #646fb0;
                                }
                            }

                            .operate {
                                padding: 12px 15px;

                                .sui-btn {
                                    display: inline-block;
                                    padding: 2px 14px;
                                    box-sizing: border-box;
                                    margin-bottom: 0;
                                    font-size: 12px;
                                    line-height: 18px;
                                    text-align: center;
                                    vertical-align: middle;
                                    cursor: pointer;
                                    border-radius: 0;
                                    background-color: transparent;
                                    margin-right: 15px;
                                }

                                .btn-bordered {
                                    min-width: 85px;
                                    background-color: transparent;
                                    border: 1px solid #8c8c8c;
                                    color: #8c8c8c;

                                    &:hover {
                                        border: 1px solid #666;
                                        color: #fff !important;
                                        background-color: #666;
                                        text-decoration: none;
                                    }
                                }

                                .btn-danger {
                                    border: 1px solid #e1251b;
                                    color: #e1251b;

                                    &:hover {
                                        border: 1px solid #e1251b;
                                        background-color: #e1251b;
                                        color: white !important;
                                        text-decoration: none;
                                    }
                                }
                            }
                        }
                    }
                }
            }

            .pagination {
                //居中
                text-align: center;
                margin: 20px 0;
                position: relative;
            }

            .page {
                width: 733px;
                height: 66px;
                overflow: hidden;
                float: right;

                .sui-pagination {
                    margin: 18px 0;

                    ul {
                        margin-left: 0;
                        margin-bottom: 0;
                        vertical-align: middle;
                        width: 490px;
                        float: left;

                        li {
                            line-height: 18px;
                            display: inline-block;

                            a {
                                position: relative;
                                float: left;
                                line-height: 18px;
                                text-decoration: none;
                                background-color: #fff;
                                border: 1px solid #e0e9ee;
                                margin-left: -1px;
                                font-size: 14px;
                                padding: 9px 18px;
                                color: #333;
                            }

                            &.active {
                                a {
                                    background-color: #fff;
                                    color: #e1251b;
                                    border-color: #fff;
                                    cursor: default;
                                }
                            }

                            &.prev {
                                a {
                                    background-color: #fafafa;
                                }
                            }

                            &.disabled {
                                a {
                                    color: #999;
                                    cursor: default;
                                }
                            }

                            &.dotted {
                                span {
                                    margin-left: -1px;
                                    position: relative;
                                    float: left;
                                    line-height: 18px;
                                    text-decoration: none;
                                    background-color: #fff;
                                    font-size: 14px;
                                    border: 0;
                                    padding: 9px 18px;
                                    color: #333;
                                }
                            }

                            &.next {
                                a {
                                    background-color: #fafafa;
                                }
                            }
                        }
                    }

                    div {
                        color: #333;
                        font-size: 16px;
                        float: right;
                        margin-top: 8px;
                        width: 241px;
                    }
                }
            }
        }
    }
}
</style>
